class Food extends egret.Sprite {

    /**
     * 食物颜色
     */
    private static colorList: number[] =
    [0x70f3ff, 0xff461f, 0x00bc12, 0x21a675, 0x4c221b, 0xbf242a, 0x161823, 0xffa400,];
    //private static colorList: number[] =
    //[0xff0000, 0xff0000, 0xff0000, 0xff0000, 0xff0000, 0xff0000, 0xff0000, 0xff0000,];

    /**
    * @param x 横坐标
    * @param y 纵坐标
    * @param r 半径
    */
    public constructor(x: number, y: number, r: number) {
        super();
        this.init(x, y, r);
        // var timer:egret.Timer = new egret.Timer(2000,0);
        // timer.addEventListener(egret.TimerEvent.TIMER,this.timerFunc,this);
       // timer.addEventListener(egret.TimerEvent.TIMER_COMPLETE,this.timerComFunc,this);
        //timer.start();
    }

    private food: egret.Shape;
    public color: number;

    /**
     * 初始化
     * 
     * 1.绘制果实
     */
     
//        private timerComFunc()
//    {
//        console.log("计时结束");
//    }

    private init(x: number, y: number, r: number): void {

        //获取随机颜色
        this.color = this.randomColor();

        this.food = new egret.Shape();
        this.food.graphics.beginFill(this.color);
        this.food.graphics.drawCircle(0, 0, r);
        this.food.graphics.endFill();

        this.food.x = r;
        this.food.y = r;

        //位置
        this.x = x;
        this.y = y;

        this.addChild(this.food);
        egret.Tween.get(this.food,{loop:true}).to({alpha:.0 },300,egret.Ease.circIn).to({alpha:1 },300,egret.Ease.circIn);
    }

    /**
     * 获取随机的颜色
     */
    private randomColor(): number {
        // return Food.colorList[Math.round(Math.random() * Food.colorList.length)];
       return parseInt("0x" + ("000000" + ((Math.random() * 16777215 + 0.5) >> 0).toString(16)).slice(-6));
    }

    /**
     * 被吃
     */
    public onEat() {
        this.parent.removeChild(this);
    }
}